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How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?
...\d{1,5}$'.
– Bobort
Oct 6 '16 at 14:25
3
Yes, yes this solution is relatively quick and dirty, bu...
gitignore all files of extension in directory
...
jasonszhao
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answered Jan 15 '14 at 20:23
joeyhoerjoeyhoer
...
Getting the folder name from a path
...kinLBushkin
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142
...
AttributeError: 'module' object has no attribute 'tests'
...mption in that message.
– AdamC
Jan 25 '16 at 22:10
1
This can also be done from the command line...
How does the extend() function work in jQuery?
...5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.951...
不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...题的时候，可以自动切换到备防火墙上。第一台设备 ASG 425 支持OSPF...拓扑如下
主机A ，B有两个可用路由要实现主备切换，当主防火墙出现问题的时候，可以自动切换到备防火墙上。
第一台设备 ASG 425 支持OSPF BGP PIM路由协...
Tools for analyzing performance of a Haskell program
...5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.951...
Checking if a variable is not nil and not zero in ruby
... @orion-edwards why?
– NARKOZ
Aug 25 '11 at 12:38
39
Using 'or' is dangerous. 'or' has lower o...
Qt events and signal/slots
...
answered Sep 25 '10 at 18:00
Harald ScheirichHarald Scheirich
9,2322525 silver badges4949 bronze badges
...
How to create ls in windows command prompt?
...dd the PATH
– David 天宇 Wong
Jun 25 '13 at 8:03
2
@David天宇Wong, it is very possible that t...